Home / 235,310.34-324,730.81-127,882.18

Finding the Fourth Proportional to 235,310.34, 324,730.81 and 127,882.18

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Solution

The fourth proportional to 235,310.34, 324,730.81 and 127,882.18 is: 176,478.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,310.34 : 324,730.81 = 127,882.18 : x
  2. Step 2: Convert to fraction form
    235,310.34/324,730.81 = 127,882.18/x
  3. Step 3: Cross multiply
    235,310.34x = 324,730.81 × 127,882.18
  4. Step 4: Simplify right side
    235,310.34x = 41,527,283,895.97
  5. Step 5: Solve for x
    x = 41,527,283,895.97/235,310.34
  6. Step 6: Final answer
    x = 176,478.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.